# Rail > US freight and passenger rail safety and economic regulation: Federal Railroad Administration safety regulations under 49 CFR Parts 200-299 covering track, equipment, and operating practices, and Surface Transportation Board decisions on rail rates, mergers, and common-carrier obligations — grounded exclusively in FRA.dot.gov and STB.gov regulatory and decision text. License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Source: MIND (m-i-n-d.ai) Hub: https://www.m-i-n-d.ai/minds/rail